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New posts in mapreduce
How to read a record that is split into multiple lines and also how to handle broken records during input split
Feb 14, 2021
hadoop
mapreduce
input-split
Reduce is called several times with the same key in mongodb map-reduce
Aug 25, 2022
mongodb
mapreduce
Difference between combiner and in-mapper combiner in mapreduce?
Dec 22, 2016
hadoop
mapreduce
combiners
How can we pass List<Text> as Mapper output?
Sep 24, 2022
hadoop
mapreduce
Efficiency of flatMap vs map followed by reduce in Spark
Oct 15, 2022
scala
apache-spark
mapreduce
rdd
flatmap
Querying Hbase efficiently
Sep 17, 2022
java
hadoop
mapreduce
hbase
hadoop2
aggregate Dataframe pyspark
Feb 20, 2022
python
apache-spark
mapreduce
group-by
HBase: How to specify multiple prefix filters in a single scan operation
Jun 24, 2022
java
scala
hadoop
mapreduce
hbase
Unable to run mapreduce wordcount
Aug 22, 2022
hadoop
mapreduce
Hadoop or Hadoop Streaming for MapReduce on AWS
Oct 25, 2022
streaming
amazon-web-services
hadoop
mapreduce
Network bandwidth bottleneck for sorting of mapreduce intermediate keys?
Jan 23, 2021
hadoop
mapreduce
CouchDB view composing JSON objects with embedded arrays from two separated documents
Dec 22, 2019
javascript
json
couchdb
mapreduce
Custom partitioner example
Aug 30, 2022
hadoop
mapreduce
partitioning
Hadoop per-file block size
Jun 22, 2022
hadoop
mapreduce
CouchDB Map/Reduce to an array
Apr 30, 2022
couchdb
mapreduce
Parsing PDF files in Hadoop Map Reduce
Oct 31, 2022
pdf
hadoop
mapreduce
pdf-parsing
Developer and admin GUI tools for Hadoop
Jun 10, 2022
hadoop
mapreduce
Joining two Tables in Hive using HiveQL(Hadoop) [duplicate]
Jul 10, 2022
sql
hadoop
mapreduce
hive
hiveql
Using Hive for real time queries
Feb 15, 2022
mysql
hadoop
mapreduce
hive
bigdata
Hadoop ChainMapper, ChainReducer [duplicate]
Mar 15, 2022
hadoop
mapreduce
chaining
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